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Key words:
Dependent variable, Indepedent variable, Extraneous variable, research subject, research sample, research population, probability sampling, non-probability sampling, random sampling, systematic sampling, cluster sampling, snowball sampling, quota sampling ...
Nominal scale, ordinal scale, interval scale, pre-experimental designs, true experimental designs, quasi-experimental designs, descriptive research, correlational research ...
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| TN | Random sampling | ||||
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A sampling method in which all members of a group (population or universe) have an equal and independent chance of being selected. | |||||